Sep 05 18:56:03.342 INFO checking etaoins/arret against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 18:56:03.342 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 18:56:03.342 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 18:56:03.792 INFO blam! 115fb2af54506d1159bc55a3626b8550b544ed65b2d84d56dfdd7e9862c52a36
Sep 05 18:56:03.794 INFO running `"docker" "start" "-a" "115fb2af54506d1159bc55a3626b8550b544ed65b2d84d56dfdd7e9862c52a36"`
Sep 05 18:56:05.193 INFO kablam! usermod: no changes
Sep 05 18:56:05.375 INFO kablam!    Compiling utf8-ranges v1.0.1
Sep 05 18:56:05.378 INFO kablam!     Checking runtime v0.1.0 (file:///source/runtime)
Sep 05 18:56:05.390 INFO kablam!     Checking syntax v0.1.0 (file:///source/syntax)
Sep 05 18:56:05.390 INFO kablam!     Checking utf8parse v0.1.0
Sep 05 18:56:05.390 INFO kablam!    Compiling memchr v2.0.2
Sep 05 18:56:05.390 INFO kablam!    Compiling regex-syntax v0.5.6
Sep 05 18:56:06.982 INFO kablam!    Compiling libloading v0.5.0
Sep 05 18:56:08.111 INFO kablam!     Checking log v0.4.4
Sep 05 18:56:08.135 INFO kablam!     Checking dirs v1.0.3
Sep 05 18:56:08.220 INFO kablam!    Compiling aho-corasick v0.6.8
Sep 05 18:56:09.394 INFO kablam!    Compiling lazy_static v1.1.0
Sep 05 18:56:09.901 INFO kablam!     Checking runtime-syntax v0.1.0 (file:///source/runtime-syntax)
Sep 05 18:56:10.306 INFO kablam!     Checking rustyline v2.0.0
Sep 05 18:56:11.254 INFO kablam!    Compiling thread_local v0.3.6
Sep 05 18:56:12.129 INFO kablam!     Checking stdlib v0.1.0 (file:///source/stdlib/rust)
Sep 05 18:56:24.433 INFO kablam!    Compiling regex v0.2.11
Sep 05 18:56:34.470 INFO kablam!    Compiling llvm-sys v60.2.0
Sep 05 18:56:36.977 INFO kablam! error: failed to run custom build command for `llvm-sys v60.2.0`
Sep 05 18:56:36.977 INFO kablam! process didn't exit successfully: `/target/debug/build/llvm-sys-f23135ec628bb7b4/build-script-build` (exit code: 101)
Sep 05 18:56:36.977 INFO kablam! --- stdout
Sep 05 18:56:36.977 INFO kablam! Didn't find usable system-wide LLVM.
Sep 05 18:56:36.977 INFO kablam! No suitable version of LLVM was found system-wide or pointed
Sep 05 18:56:36.977 INFO kablam!                   to by LLVM_SYS_60_PREFIX.
Sep 05 18:56:36.977 INFO kablam!                   
Sep 05 18:56:36.977 INFO kablam!                   Consider using `llvmenv` to compile an appropriate copy of LLVM, and
Sep 05 18:56:36.977 INFO kablam!                   refer to the llvm-sys documentation for more information.
Sep 05 18:56:36.977 INFO kablam!                   
Sep 05 18:56:36.977 INFO kablam!                   llvm-sys: https://crates.io/crates/llvm-sys
Sep 05 18:56:36.977 INFO kablam!                   llvmenv: https://crates.io/crates/llvmenv
Sep 05 18:56:36.977 INFO kablam! 
Sep 05 18:56:36.977 INFO kablam! --- stderr
Sep 05 18:56:36.977 INFO kablam! thread 'main' panicked at 'Could not find a compatible version of LLVM', /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:62:9
Sep 05 18:56:36.977 INFO kablam! stack backtrace:
Sep 05 18:56:36.977 INFO kablam!    0:     0x557d5eedc09e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h8a3717aa058b4444
Sep 05 18:56:36.977 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 05 18:56:36.977 INFO kablam!    1:     0x557d5eecbfa6 - std::sys_common::backtrace::print::h617f5662cea50e67
Sep 05 18:56:36.977 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 05 18:56:36.977 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 05 18:56:36.977 INFO kablam!    2:     0x557d5eeca33d - std::panicking::default_hook::{{closure}}::h45bb696cfc423488
Sep 05 18:56:36.977 INFO kablam!                                at libstd/panicking.rs:211
Sep 05 18:56:36.977 INFO kablam!    3:     0x557d5eeca0b0 - std::panicking::default_hook::h4902fe318897fea2
Sep 05 18:56:36.977 INFO kablam!                                at libstd/panicking.rs:227
Sep 05 18:56:36.977 INFO kablam!    4:     0x557d5eeca9ac - std::panicking::rust_panic_with_hook::h2d79c14c8c515345
Sep 05 18:56:36.977 INFO kablam!                                at libstd/panicking.rs:477
Sep 05 18:56:36.977 INFO kablam!    5:     0x557d5edeeb5f - std::panicking::begin_panic::h99986c78720873f7
Sep 05 18:56:36.977 INFO kablam!                                at /checkout/src/libstd/panicking.rs:411
Sep 05 18:56:36.977 INFO kablam!    6:     0x557d5ecd3741 - core::ops::function::FnOnce::call_once::he6b9d9d23685751f
Sep 05 18:56:36.977 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:62
Sep 05 18:56:36.977 INFO kablam!                                at /checkout/src/libcore/ops/function.rs:238
Sep 05 18:56:36.977 INFO kablam!    7:     0x557d5ecd6d32 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::hf43c1092f248ec9b
Sep 05 18:56:36.977 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:28
Sep 05 18:56:36.977 INFO kablam!    8:     0x557d5ecd6b9a - std::sync::once::Once::call_once::{{closure}}::hdec6433e32572304
Sep 05 18:56:36.977 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Sep 05 18:56:36.977 INFO kablam!    9:     0x557d5eec9cb0 - std::sync::once::Once::call_inner::hc8545fb071af0cc2
Sep 05 18:56:36.977 INFO kablam!                                at libstd/sync/once.rs:351
Sep 05 18:56:36.977 INFO kablam!   10:     0x557d5ecd6aea - std::sync::once::Once::call_once::h31baf08cd6ec0688
Sep 05 18:56:36.977 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Sep 05 18:56:36.977 INFO kablam!   11:     0x557d5eccf12b - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h492d3a5bdfd591ca
Sep 05 18:56:36.977 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:27
Sep 05 18:56:36.977 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/<__lazy_static_internal macros>:13
Sep 05 18:56:36.978 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/<__lazy_static_internal macros>:14
Sep 05 18:56:36.978 INFO kablam!   12:     0x557d5ecccc69 - build_script_build::llvm_config::h0fa3512ecd02cda8
Sep 05 18:56:36.978 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:149
Sep 05 18:56:36.978 INFO kablam!   13:     0x557d5ecce464 - build_script_build::main::h34aaeecdee5ff927
Sep 05 18:56:36.978 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:285
Sep 05 18:56:36.978 INFO kablam!   14:     0x557d5ecdfcbf - std::rt::lang_start::{{closure}}::hacd1c7af2e71a5c2
Sep 05 18:56:36.978 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 05 18:56:36.978 INFO kablam!   15:     0x557d5eeca442 - std::panicking::try::do_call::hf986ca4f663b7a95
Sep 05 18:56:36.978 INFO kablam!                                at libstd/rt.rs:59
Sep 05 18:56:36.978 INFO kablam!                                at libstd/panicking.rs:310
Sep 05 18:56:36.978 INFO kablam!   16:     0x557d5eeee6c9 - __rust_maybe_catch_panic
Sep 05 18:56:36.978 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 05 18:56:36.978 INFO kablam!   17:     0x557d5eed7805 - std::rt::lang_start_internal::h1fa2095e36818e42
Sep 05 18:56:36.978 INFO kablam!                                at libstd/panicking.rs:289
Sep 05 18:56:36.978 INFO kablam!                                at libstd/panic.rs:392
Sep 05 18:56:36.978 INFO kablam!                                at libstd/rt.rs:58
Sep 05 18:56:36.978 INFO kablam!   18:     0x557d5ecdfc97 - std::rt::lang_start::h0e1dcd5b758ef85e
Sep 05 18:56:36.978 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 05 18:56:36.978 INFO kablam!   19:     0x557d5eccf1b9 - main
Sep 05 18:56:36.978 INFO kablam!   20:     0x7f2b9662282f - __libc_start_main
Sep 05 18:56:36.978 INFO kablam!   21:     0x557d5eccb828 - _start
Sep 05 18:56:36.978 INFO kablam!   22:                0x0 - <unknown>
Sep 05 18:56:36.978 INFO kablam! 
Sep 05 18:56:36.980 INFO kablam! su: No module specific data is present
Sep 05 18:56:38.692 INFO running `"docker" "rm" "-f" "115fb2af54506d1159bc55a3626b8550b544ed65b2d84d56dfdd7e9862c52a36"`
Sep 05 18:56:38.990 INFO blam! 115fb2af54506d1159bc55a3626b8550b544ed65b2d84d56dfdd7e9862c52a36